content_browser_client.h revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9
1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_ 6#define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_ 7 8#include <map> 9#include <string> 10#include <utility> 11#include <vector> 12 13#include "base/callback_forward.h" 14#include "base/memory/linked_ptr.h" 15#include "base/memory/scoped_ptr.h" 16#include "base/memory/scoped_vector.h" 17#include "base/values.h" 18#include "content/public/browser/certificate_request_result_type.h" 19#include "content/public/common/content_client.h" 20#include "content/public/common/socket_permission_request.h" 21#include "content/public/common/window_container_type.h" 22#include "net/base/mime_util.h" 23#include "net/cookies/canonical_cookie.h" 24#include "net/url_request/url_request_job_factory.h" 25#include "third_party/WebKit/public/web/WebNotificationPresenter.h" 26#include "ui/base/window_open_disposition.h" 27#include "webkit/common/resource_type.h" 28 29#if defined(OS_POSIX) && !defined(OS_MACOSX) 30#include "base/posix/global_descriptors.h" 31#endif 32 33#if defined(OS_POSIX) 34#include "content/public/browser/file_descriptor_info.h" 35#endif 36 37class GURL; 38struct WebPreferences; 39 40namespace base { 41class CommandLine; 42class DictionaryValue; 43class FilePath; 44} 45 46namespace blink { 47struct WebWindowFeatures; 48} 49 50namespace gfx { 51class ImageSkia; 52} 53 54namespace net { 55class CookieOptions; 56class CookieStore; 57class HttpNetworkSession; 58class NetLog; 59class SSLCertRequestInfo; 60class SSLInfo; 61class URLRequest; 62class URLRequestContext; 63class URLRequestContextGetter; 64class X509Certificate; 65} 66 67namespace sandbox { 68class TargetPolicy; 69} 70 71namespace ui { 72class SelectFilePolicy; 73} 74 75namespace fileapi { 76class ExternalMountPoints; 77class FileSystemBackend; 78} 79 80namespace content { 81 82class AccessTokenStore; 83class BrowserChildProcessHost; 84class BrowserContext; 85class BrowserMainParts; 86class BrowserPluginGuestDelegate; 87class BrowserPpapiHost; 88class BrowserURLHandler; 89class LocationProvider; 90class MediaObserver; 91class QuotaPermissionContext; 92class RenderProcessHost; 93class RenderViewHost; 94class RenderViewHostDelegateView; 95class ResourceContext; 96class SiteInstance; 97class SpeechRecognitionManagerDelegate; 98class VibrationProvider; 99class WebContents; 100class WebContentsViewDelegate; 101class WebContentsViewPort; 102struct MainFunctionParams; 103struct Referrer; 104struct ShowDesktopNotificationHostMsgParams; 105 106// A mapping from the scheme name to the protocol handler that services its 107// content. 108typedef std::map< 109 std::string, linked_ptr<net::URLRequestJobFactory::ProtocolHandler> > 110 ProtocolHandlerMap; 111 112// A scoped vector of protocol handlers. 113typedef ScopedVector<net::URLRequestJobFactory::ProtocolHandler> 114 ProtocolHandlerScopedVector; 115 116// Embedder API (or SPI) for participating in browser logic, to be implemented 117// by the client of the content browser. See ChromeContentBrowserClient for the 118// principal implementation. The methods are assumed to be called on the UI 119// thread unless otherwise specified. Use this "escape hatch" sparingly, to 120// avoid the embedder interface ballooning and becoming very specific to Chrome. 121// (Often, the call out to the client can happen in a different part of the code 122// that either already has a hook out to the embedder, or calls out to one of 123// the observer interfaces.) 124class CONTENT_EXPORT ContentBrowserClient { 125 public: 126 virtual ~ContentBrowserClient() {} 127 128 // Allows the embedder to set any number of custom BrowserMainParts 129 // implementations for the browser startup code. See comments in 130 // browser_main_parts.h. 131 virtual BrowserMainParts* CreateBrowserMainParts( 132 const MainFunctionParams& parameters); 133 134 // Allows an embedder to return their own WebContentsViewPort implementation. 135 // Return NULL to let the default one for the platform be created. Otherwise 136 // |render_view_host_delegate_view| also needs to be provided, and it is 137 // owned by the embedder. 138 virtual WebContentsViewPort* OverrideCreateWebContentsView( 139 WebContents* web_contents, 140 RenderViewHostDelegateView** render_view_host_delegate_view); 141 142 // If content creates the WebContentsView implementation, it will ask the 143 // embedder to return an (optional) delegate to customize it. The view will 144 // own the delegate. 145 virtual WebContentsViewDelegate* GetWebContentsViewDelegate( 146 WebContents* web_contents); 147 148 // Notifies that a guest WebContents has been created. A guest WebContents 149 // represents a renderer that's hosted within a BrowserPlugin. Creation can 150 // occur an arbitrary length of time before attachment. If the new guest has 151 // an |opener_web_contents|, then it's a new window created by that opener. 152 // If the guest was created via navigation, then |extra_params| will be 153 // non-NULL. |extra_params| are parameters passed to the BrowserPlugin object 154 // element by the content embedder. These parameters may include the API to 155 // enable for the given guest. |guest_delegate| is a return parameter of 156 // the delegate in the content embedder that will service the guest in the 157 // content layer. The content layer takes ownership of the |guest_delegate|. 158 virtual void GuestWebContentsCreated( 159 SiteInstance* guest_site_instance, 160 WebContents* guest_web_contents, 161 WebContents* opener_web_contents, 162 BrowserPluginGuestDelegate** guest_delegate, 163 scoped_ptr<base::DictionaryValue> extra_params) {} 164 165 // Notifies that a guest WebContents has been attached to a BrowserPlugin. 166 // A guest is attached to a BrowserPlugin when the guest has acquired an 167 // embedder WebContents. This happens on initial navigation or when a new 168 // window is attached to a BrowserPlugin. |extra_params| are params sent 169 // from javascript. 170 virtual void GuestWebContentsAttached( 171 WebContents* guest_web_contents, 172 WebContents* embedder_web_contents, 173 const base::DictionaryValue& extra_params) {} 174 175 // Notifies that a render process will be created. This is called before 176 // the content layer adds its own BrowserMessageFilters, so that the 177 // embedder's IPC filters have priority. 178 virtual void RenderProcessWillLaunch(RenderProcessHost* host) {} 179 180 // Notifies that a BrowserChildProcessHost has been created. 181 virtual void BrowserChildProcessHostCreated(BrowserChildProcessHost* host) {} 182 183 // Get the effective URL for the given actual URL, to allow an embedder to 184 // group different url schemes in the same SiteInstance. 185 virtual GURL GetEffectiveURL(BrowserContext* browser_context, 186 const GURL& url); 187 188 // Returns whether all instances of the specified effective URL should be 189 // rendered by the same process, rather than using process-per-site-instance. 190 virtual bool ShouldUseProcessPerSite(BrowserContext* browser_context, 191 const GURL& effective_url); 192 193 // Returns a list additional WebUI schemes, if any. These additional schemes 194 // act as aliases to the chrome: scheme. The additional schemes may or may 195 // not serve specific WebUI pages depending on the particular URLDataSource 196 // and its override of URLDataSource::ShouldServiceRequest. For all schemes 197 // returned here, view-source is allowed. 198 virtual void GetAdditionalWebUISchemes( 199 std::vector<std::string>* additional_schemes) {} 200 201 // Returns a list of webUI hosts to ignore the storage partition check in 202 // URLRequestChromeJob::CheckStoragePartitionMatches. 203 virtual void GetAdditionalWebUIHostsToIgnoreParititionCheck( 204 std::vector<std::string>* hosts) {} 205 206 // Creates the main net::URLRequestContextGetter. Should only be called once 207 // per ContentBrowserClient object. 208 // TODO(ajwong): Remove once http://crbug.com/159193 is resolved. 209 virtual net::URLRequestContextGetter* CreateRequestContext( 210 BrowserContext* browser_context, 211 ProtocolHandlerMap* protocol_handlers, 212 ProtocolHandlerScopedVector protocol_interceptors); 213 214 // Creates the net::URLRequestContextGetter for a StoragePartition. Should 215 // only be called once per partition_path per ContentBrowserClient object. 216 // TODO(ajwong): Remove once http://crbug.com/159193 is resolved. 217 virtual net::URLRequestContextGetter* CreateRequestContextForStoragePartition( 218 BrowserContext* browser_context, 219 const base::FilePath& partition_path, 220 bool in_memory, 221 ProtocolHandlerMap* protocol_handlers, 222 ProtocolHandlerScopedVector protocol_interceptors); 223 224 // Returns whether a specified URL is handled by the embedder's internal 225 // protocol handlers. 226 virtual bool IsHandledURL(const GURL& url); 227 228 // Returns whether the given process is allowed to commit |url|. This is a 229 // more conservative check than IsSuitableHost, since it is used after a 230 // navigation has committed to ensure that the process did not exceed its 231 // authority. 232 virtual bool CanCommitURL(RenderProcessHost* process_host, const GURL& url); 233 234 // Returns whether a URL should be allowed to open from a specific context. 235 // This also applies in cases where the new URL will open in another process. 236 virtual bool ShouldAllowOpenURL(SiteInstance* site_instance, const GURL& url); 237 238 // Returns whether a new view for a given |site_url| can be launched in a 239 // given |process_host|. 240 virtual bool IsSuitableHost(RenderProcessHost* process_host, 241 const GURL& site_url); 242 243 // Returns whether a new process should be created or an existing one should 244 // be reused based on the URL we want to load. This should return false, 245 // unless there is a good reason otherwise. 246 virtual bool ShouldTryToUseExistingProcessHost( 247 BrowserContext* browser_context, const GURL& url); 248 249 // Called when a site instance is first associated with a process. 250 virtual void SiteInstanceGotProcess(SiteInstance* site_instance) {} 251 252 // Called from a site instance's destructor. 253 virtual void SiteInstanceDeleting(SiteInstance* site_instance) {} 254 255 // Called when a worker process is created. 256 virtual void WorkerProcessCreated(SiteInstance* site_instance, 257 int worker_process_id) {} 258 259 // Called when a worker process is terminated. 260 virtual void WorkerProcessTerminated(SiteInstance* site_instance, 261 int worker_process_id) {} 262 263 // Returns true if for the navigation from |current_url| to |new_url| 264 // in |site_instance|, a new SiteInstance and BrowsingInstance should be 265 // created (even if we are in a process model that doesn't usually swap.) 266 // This forces a process swap and severs script connections with existing 267 // tabs. 268 virtual bool ShouldSwapBrowsingInstancesForNavigation( 269 SiteInstance* site_instance, 270 const GURL& current_url, 271 const GURL& new_url); 272 273 // Returns true if the given navigation redirect should cause a renderer 274 // process swap. 275 // This is called on the IO thread. 276 virtual bool ShouldSwapProcessesForRedirect(ResourceContext* resource_context, 277 const GURL& current_url, 278 const GURL& new_url); 279 280 // Returns true if the passed in URL should be assigned as the site of the 281 // current SiteInstance, if it does not yet have a site. 282 virtual bool ShouldAssignSiteForURL(const GURL& url); 283 284 // See CharacterEncoding's comment. 285 virtual std::string GetCanonicalEncodingNameByAliasName( 286 const std::string& alias_name); 287 288 // Allows the embedder to pass extra command line flags. 289 // switches::kProcessType will already be set at this point. 290 virtual void AppendExtraCommandLineSwitches(base::CommandLine* command_line, 291 int child_process_id) {} 292 293 // Returns the locale used by the application. 294 // This is called on the UI and IO threads. 295 virtual std::string GetApplicationLocale(); 296 297 // Returns the languages used in the Accept-Languages HTTP header. 298 // (Not called GetAcceptLanguages so it doesn't clash with win32). 299 virtual std::string GetAcceptLangs(BrowserContext* context); 300 301 // Returns the default favicon. The callee doesn't own the given bitmap. 302 virtual gfx::ImageSkia* GetDefaultFavicon(); 303 304 // Allow the embedder to control if an AppCache can be used for the given url. 305 // This is called on the IO thread. 306 virtual bool AllowAppCache(const GURL& manifest_url, 307 const GURL& first_party, 308 ResourceContext* context); 309 310 // Allow the embedder to control if the given cookie can be read. 311 // This is called on the IO thread. 312 virtual bool AllowGetCookie(const GURL& url, 313 const GURL& first_party, 314 const net::CookieList& cookie_list, 315 ResourceContext* context, 316 int render_process_id, 317 int render_frame_id); 318 319 // Allow the embedder to control if the given cookie can be set. 320 // This is called on the IO thread. 321 virtual bool AllowSetCookie(const GURL& url, 322 const GURL& first_party, 323 const std::string& cookie_line, 324 ResourceContext* context, 325 int render_process_id, 326 int render_frame_id, 327 net::CookieOptions* options); 328 329 // This is called on the IO thread. 330 virtual bool AllowSaveLocalState(ResourceContext* context); 331 332 // Allow the embedder to control if access to web database by a shared worker 333 // is allowed. |render_frame| is a vector of pairs of 334 // RenderProcessID/RenderFrameID of RenderFrame that are using this worker. 335 // This is called on the IO thread. 336 virtual bool AllowWorkerDatabase( 337 const GURL& url, 338 const base::string16& name, 339 const base::string16& display_name, 340 unsigned long estimated_size, 341 ResourceContext* context, 342 const std::vector<std::pair<int, int> >& render_frames); 343 344 // Allow the embedder to control if access to file system by a shared worker 345 // is allowed. 346 // This is called on the IO thread. 347 virtual bool AllowWorkerFileSystem( 348 const GURL& url, 349 ResourceContext* context, 350 const std::vector<std::pair<int, int> >& render_frames); 351 352 // Allow the embedder to control if access to IndexedDB by a shared worker 353 // is allowed. 354 // This is called on the IO thread. 355 virtual bool AllowWorkerIndexedDB( 356 const GURL& url, 357 const base::string16& name, 358 ResourceContext* context, 359 const std::vector<std::pair<int, int> >& render_frames); 360 361 // Allow the embedder to override the request context based on the URL for 362 // certain operations, like cookie access. Returns NULL to indicate the 363 // regular request context should be used. 364 // This is called on the IO thread. 365 virtual net::URLRequestContext* OverrideRequestContextForURL( 366 const GURL& url, ResourceContext* context); 367 368 // Allow the embedder to specify a string version of the storage partition 369 // config with a site. 370 virtual std::string GetStoragePartitionIdForSite( 371 content::BrowserContext* browser_context, 372 const GURL& site); 373 374 // Allows the embedder to provide a validation check for |partition_id|s. 375 // This domain of valid entries should match the range of outputs for 376 // GetStoragePartitionIdForChildProcess(). 377 virtual bool IsValidStoragePartitionId(BrowserContext* browser_context, 378 const std::string& partition_id); 379 380 // Allows the embedder to provide a storage parititon configuration for a 381 // site. A storage partition configuration includes a domain of the embedder's 382 // choice, an optional name within that domain, and whether the partition is 383 // in-memory only. 384 // 385 // If |can_be_default| is false, the caller is telling the embedder that the 386 // |site| is known to not be in the default partition. This is useful in 387 // some shutdown situations where the bookkeeping logic that maps sites to 388 // their partition configuration are no longer valid. 389 // 390 // The |partition_domain| is [a-z]* UTF-8 string, specifying the domain in 391 // which partitions live (similar to namespace). Within a domain, partitions 392 // can be uniquely identified by the combination of |partition_name| and 393 // |in_memory| values. When a partition is not to be persisted, the 394 // |in_memory| value must be set to true. 395 virtual void GetStoragePartitionConfigForSite( 396 content::BrowserContext* browser_context, 397 const GURL& site, 398 bool can_be_default, 399 std::string* partition_domain, 400 std::string* partition_name, 401 bool* in_memory); 402 403 // Create and return a new quota permission context. 404 virtual QuotaPermissionContext* CreateQuotaPermissionContext(); 405 406 // Informs the embedder that a certificate error has occured. If 407 // |overridable| is true and if |strict_enforcement| is false, the user 408 // can ignore the error and continue. The embedder can call the callback 409 // asynchronously. If |result| is not set to 410 // CERTIFICATE_REQUEST_RESULT_TYPE_CONTINUE, the request will be cancelled 411 // or denied immediately, and the callback won't be run. 412 virtual void AllowCertificateError( 413 int render_process_id, 414 int render_frame_id, 415 int cert_error, 416 const net::SSLInfo& ssl_info, 417 const GURL& request_url, 418 ResourceType::Type resource_type, 419 bool overridable, 420 bool strict_enforcement, 421 const base::Callback<void(bool)>& callback, 422 CertificateRequestResultType* result) {} 423 424 // Selects a SSL client certificate and returns it to the |callback|. If no 425 // certificate was selected NULL is returned to the |callback|. 426 virtual void SelectClientCertificate( 427 int render_process_id, 428 int render_frame_id, 429 const net::HttpNetworkSession* network_session, 430 net::SSLCertRequestInfo* cert_request_info, 431 const base::Callback<void(net::X509Certificate*)>& callback) {} 432 433 // Adds a new installable certificate or private key. 434 // Typically used to install an X.509 user certificate. 435 // Note that it's up to the embedder to verify that the data is 436 // well-formed. |cert_data| will be NULL if file_size is 0. 437 virtual void AddCertificate( 438 net::URLRequest* request, 439 net::CertificateMimeType cert_type, 440 const void* cert_data, 441 size_t cert_size, 442 int render_process_id, 443 int render_view_id) {} 444 445 // Returns a class to get notifications about media event. The embedder can 446 // return NULL if they're not interested. 447 virtual MediaObserver* GetMediaObserver(); 448 449 // Asks permission to show desktop notifications. 450 virtual void RequestDesktopNotificationPermission( 451 const GURL& source_origin, 452 int callback_context, 453 int render_process_id, 454 int render_view_id) {} 455 456 // Checks if the given page has permission to show desktop notifications. 457 // This is called on the IO thread. 458 virtual blink::WebNotificationPresenter::Permission 459 CheckDesktopNotificationPermission( 460 const GURL& source_url, 461 ResourceContext* context, 462 int render_process_id); 463 464 // Show a desktop notification. If |worker| is true, the request came from an 465 // HTML5 web worker, otherwise, it came from a renderer. 466 virtual void ShowDesktopNotification( 467 const ShowDesktopNotificationHostMsgParams& params, 468 int render_process_id, 469 int render_view_id, 470 bool worker) {} 471 472 // Cancels a displayed desktop notification. 473 virtual void CancelDesktopNotification( 474 int render_process_id, 475 int render_view_id, 476 int notification_id) {} 477 478 // Returns true if the given page is allowed to open a window of the given 479 // type. If true is returned, |no_javascript_access| will indicate whether 480 // the window that is created should be scriptable/in the same process. 481 // This is called on the IO thread. 482 virtual bool CanCreateWindow(const GURL& opener_url, 483 const GURL& opener_top_level_frame_url, 484 const GURL& source_origin, 485 WindowContainerType container_type, 486 const GURL& target_url, 487 const content::Referrer& referrer, 488 WindowOpenDisposition disposition, 489 const blink::WebWindowFeatures& features, 490 bool user_gesture, 491 bool opener_suppressed, 492 content::ResourceContext* context, 493 int render_process_id, 494 bool is_guest, 495 int opener_id, 496 bool* no_javascript_access); 497 498 // Returns a title string to use in the task manager for a process host with 499 // the given URL, or the empty string to fall back to the default logic. 500 // This is called on the IO thread. 501 virtual std::string GetWorkerProcessTitle(const GURL& url, 502 ResourceContext* context); 503 504 // Notifies the embedder that the ResourceDispatcherHost has been created. 505 // This is when it can optionally add a delegate. 506 virtual void ResourceDispatcherHostCreated() {} 507 508 // Allows the embedder to return a delegate for the SpeechRecognitionManager. 509 // The delegate will be owned by the manager. It's valid to return NULL. 510 virtual SpeechRecognitionManagerDelegate* 511 GetSpeechRecognitionManagerDelegate(); 512 513 // Getters for common objects. 514 virtual net::NetLog* GetNetLog(); 515 516 // Creates a new AccessTokenStore for gelocation. 517 virtual AccessTokenStore* CreateAccessTokenStore(); 518 519 // Returns true if fast shutdown is possible. 520 virtual bool IsFastShutdownPossible(); 521 522 // Called by WebContents to override the WebKit preferences that are used by 523 // the renderer. The content layer will add its own settings, and then it's up 524 // to the embedder to update it if it wants. 525 virtual void OverrideWebkitPrefs(RenderViewHost* render_view_host, 526 const GURL& url, 527 WebPreferences* prefs) {} 528 529 // Inspector setting was changed and should be persisted. 530 virtual void UpdateInspectorSetting(RenderViewHost* rvh, 531 const std::string& key, 532 const std::string& value) {} 533 534 // Notifies that BrowserURLHandler has been created, so that the embedder can 535 // optionally add their own handlers. 536 virtual void BrowserURLHandlerCreated(BrowserURLHandler* handler) {} 537 538 // Clears browser cache. 539 virtual void ClearCache(RenderViewHost* rvh) {} 540 541 // Clears browser cookies. 542 virtual void ClearCookies(RenderViewHost* rvh) {} 543 544 // Returns the default download directory. 545 // This can be called on any thread. 546 virtual base::FilePath GetDefaultDownloadDirectory(); 547 548 // Returns the default filename used in downloads when we have no idea what 549 // else we should do with the file. 550 virtual std::string GetDefaultDownloadName(); 551 552 // Notification that a pepper plugin has just been spawned. This allows the 553 // embedder to add filters onto the host to implement interfaces. 554 // This is called on the IO thread. 555 virtual void DidCreatePpapiPlugin(BrowserPpapiHost* browser_host) {} 556 557 // Gets the host for an external out-of-process plugin. 558 virtual content::BrowserPpapiHost* GetExternalBrowserPpapiHost( 559 int plugin_child_id); 560 561 // Returns true if the given browser_context and site_url support hosting 562 // BrowserPlugins. 563 virtual bool SupportsBrowserPlugin(BrowserContext* browser_context, 564 const GURL& site_url); 565 566 // Returns true if the socket operation specified by |params| is allowed from 567 // the given |browser_context| and |url|. If |params| is NULL, this method 568 // checks the basic "socket" permission, which is for those operations that 569 // don't require a specific socket permission rule. 570 // |private_api| indicates whether this permission check is for the private 571 // Pepper socket API or the public one. 572 virtual bool AllowPepperSocketAPI(BrowserContext* browser_context, 573 const GURL& url, 574 bool private_api, 575 const SocketPermissionRequest* params); 576 577 // Returns an implementation of a file selecition policy. Can return NULL. 578 virtual ui::SelectFilePolicy* CreateSelectFilePolicy( 579 WebContents* web_contents); 580 581 // Returns additional allowed scheme set which can access files in 582 // FileSystem API. 583 virtual void GetAdditionalAllowedSchemesForFileSystem( 584 std::vector<std::string>* additional_schemes) {} 585 586 // Returns additional file system backends for FileSystem API. 587 // |browser_context| is needed in the additional FileSystemBackends. 588 // It has mount points to create objects returned by additional 589 // FileSystemBackends, and SpecialStoragePolicy for permission granting. 590 virtual void GetAdditionalFileSystemBackends( 591 BrowserContext* browser_context, 592 const base::FilePath& storage_partition_path, 593 ScopedVector<fileapi::FileSystemBackend>* additional_backends) {} 594 595 // Allows an embedder to return its own LocationProvider implementation. 596 // Return NULL to use the default one for the platform to be created. 597 // FYI: Used by an external project; please don't remove. 598 // Contact Viatcheslav Ostapenko at sl.ostapenko@samsung.com for more 599 // information. 600 virtual LocationProvider* OverrideSystemLocationProvider(); 601 602 // Allows an embedder to return its own VibrationProvider implementation. 603 // Return NULL to use the default one for the platform to be created. 604 // FYI: Used by an external project; please don't remove. 605 // Contact Viatcheslav Ostapenko at sl.ostapenko@samsung.com for more 606 // information. 607 virtual VibrationProvider* OverrideVibrationProvider(); 608 609#if defined(OS_POSIX) && !defined(OS_MACOSX) 610 // Populates |mappings| with all files that need to be mapped before launching 611 // a child process. 612 virtual void GetAdditionalMappedFilesForChildProcess( 613 const base::CommandLine& command_line, 614 int child_process_id, 615 std::vector<FileDescriptorInfo>* mappings) {} 616#endif 617 618#if defined(OS_WIN) 619 // Returns the name of the dll that contains cursors and other resources. 620 virtual const wchar_t* GetResourceDllName(); 621 622 // This is called on the PROCESS_LAUNCHER thread before the renderer process 623 // is launched. It gives the embedder a chance to add loosen the sandbox 624 // policy. 625 virtual void PreSpawnRenderer(sandbox::TargetPolicy* policy, 626 bool* success) {} 627#endif 628 629 // Returns true if plugin referred to by the url can use 630 // pp::FileIO::RequestOSFileHandle. 631 virtual bool IsPluginAllowedToCallRequestOSFileHandle( 632 content::BrowserContext* browser_context, 633 const GURL& url); 634 635 // Returns true if dev channel APIs are available for plugins. 636 virtual bool IsPluginAllowedToUseDevChannelAPIs(); 637 638 // Returns a special cookie store to use for a given render process, or NULL 639 // if the default cookie store should be used 640 // This is called on the IO thread. 641 virtual net::CookieStore* OverrideCookieStoreForRenderProcess( 642 int render_process_id_); 643}; 644 645} // namespace content 646 647#endif // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_ 648